121301033133 has 16 divisors (see below), whose sum is σ = 184871817216. Its totient is φ = 69302820720.

The previous prime is 121301033129. The next prime is 121301033141. The reversal of 121301033133 is 331330103121.

It is not a de Polignac number, because 121301033133 - 2² = 121301033129 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121301033033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 377973 + ... + 620858.

It is an arithmetic number, because the mean of its divisors is an integer number (11554488576).

Almost surely, 2^121301033133 is an apocalyptic number.

It is an amenable number.

121301033133 is a deficient number, since it is larger than the sum of its proper divisors (63570784083).

121301033133 is an equidigital number, since it uses as much as digits as its factorization.

121301033133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004624.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 121301033133 its reverse (331330103121), we get a palindrome (452631136254).

The spelling of 121301033133 in words is "one hundred twenty-one billion, three hundred one million, thirty-three thousand, one hundred thirty-three".